Finding the Fourth Proportional to 32,257,092.20, 48,385,638.30 and 18,652,202.60
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Solution
The fourth proportional to 32,257,092.20, 48,385,638.30 and 18,652,202.60 is: 27,978,303.90
Step by Step Solution
- Step 1: Write the proportion equation
32,257,092.20 : 48,385,638.30 = 18,652,202.60 : x - Step 2: Convert to fraction form
32,257,092.20/48,385,638.30 = 18,652,202.60/x - Step 3: Cross multiply
32,257,092.20x = 48,385,638.30 × 18,652,202.60 - Step 4: Simplify right side
32,257,092.20x = 902,498,728,501,919.62 - Step 5: Solve for x
x = 902,498,728,501,919.62/32,257,092.20 - Step 6: Final answer
x = 27,978,303.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.